战争严重破坏了该国的基础设施。

The war has badly damaged the country's ___infrastructure.

快速的城市发展常常给城市的基础设施带来压力。

Rapid urban growth often strains a city's ___infrastructure.

可靠的电网是国家基础设施的关键组成部分。

A reliable power grid is a critical part of a nation's ___infrastructure.